<template>
	<div>
		<Button size="large" type="text" @click="backHome">返回首页</Button>
		<Button size="large" type="text" @click="backPrev">返回上一页({{ second }}s)</Button>
	</div>
</template>

<script>
import './error.less';
export default {
	name: 'backBtnGroup',
	data() {
		return {
			second: 5,
			timer: null
		};
	},
	methods: {
		backHome() {
			this.$router.replace({
				name: this.$config.homeName
			});
		},
		backPrev() {
			this.$router.go(-1);
		}
	},
	mounted() {
		this.timer = setInterval(() => {
			if (this.second === 0) this.backPrev();
			else this.second--;
		}, 1000);
	},
	beforeDestroy() {
		clearInterval(this.timer);
	}
};
</script>
